Trait relm4::MicroModel

pub trait MicroModel {
    type Msg: 'static;
    type Widgets: MicroWidgets<Self> + Debug;
    type Data;
    fn update(
        &mut self, 
        msg: Self::Msg, 
        data: &Self::Data, 
        sender: Sender<Self::Msg>
    );
}

Trait that defines the types associated with model used by MicroComponent

It can be anything that stores application state.

Associated Types

type Msg: 'static

The message type that defines the messages that can be sent to modify the model.

type Widgets: MicroWidgets<Self> + Debug

The widgets type that can initialize and update the GUI with the data the model provides.

If you don’t want any widgets (for example for defining a worker), just use () here.

type Data

Data that can be used to store senders and other stuff according to the needs of the user

Required methods

fn update(
    &mut self,
    msg: Self::Msg,
    data: &Self::Data,
    sender: Sender<Self::Msg>
)

Updates the model. Typically a match statement is used to process the message.

Implementors